1. 1
    Органи влади СРСР; Resolution, Standard on December 25, 19805976
    v5976400-80, Invalid, Revision on January 1, 2018, 13 kb (2 revisions)
    #1
  2. 1
    ООН; Convention, International document on April 29, 1958
    995_178, Valid, 22 kb
    #2
  3. 1
    ООН; Convention, International document on April 29, 1958
    995_179, Valid, 11 kb
    #3
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